>From Ivo van Doorn <[EMAIL PROTECTED]>

Make checks if the EEPROM data read is valid,
if it is not, use the default values.
Also fix the endian issue when reading the PCI_CONFIG_HEADER.

Signed-off-by: Ivo van Doorn <[EMAIL PROTECTED]>

---

diff -rU3 wireless-dev-tuning/drivers/net/wireless/d80211/rt2x00/rt61pci.c 
wireless-dev-eeprom/drivers/net/wireless/d80211/rt2x00/rt61pci.c
--- wireless-dev-tuning/drivers/net/wireless/d80211/rt2x00/rt61pci.c    
2006-07-23 23:04:25.000000000 +0200
+++ wireless-dev-eeprom/drivers/net/wireless/d80211/rt2x00/rt61pci.c    
2006-07-23 23:19:17.000000000 +0200
@@ -2914,6 +2914,7 @@
        u32 reg;
        u16 value;
        u16 eeprom;
+       u16 device;
 
        /*
         * 1 - Detect EEPROM width.
@@ -2934,12 +2935,11 @@
         * To determine the RT chip we have to read the
         * PCI header of the device.
         */
-       pci_read_config_dword(rt2x00dev_pci(rt2x00dev),
-               PCI_CONFIG_HEADER, &reg);
-       reg = rt2x00_get_field32(reg, PCI_CONFIG_HEADER_DEVICE);
+       pci_read_config_word(
+               rt2x00dev_pci(rt2x00dev), PCI_CONFIG_HEADER_DEVICE, &device);
 
        value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE);
-       rt2x00_set_chip(&rt2x00dev->chip, (u16)reg, value);
+       rt2x00_set_chip(&rt2x00dev->chip, device, value);
 
        if (!rt2x00_rf(&rt2x00dev->chip, RF5225) &&
            !rt2x00_rf(&rt2x00dev->chip, RF5325) &&
@@ -2985,6 +2985,8 @@
         * 8 - Read external LNA informations.
         */
        rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
+       if (eeprom == 0xffff)
+               eeprom = 0;
        if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_A))
                SET_FLAG(rt2x00dev, CONFIG_EXTERNAL_LNA_A);
        if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_BG))
@@ -2994,58 +2996,35 @@
         * 9 - Store led settings, for correct led behaviour.
         */
        rt2x00_eeprom_read(rt2x00dev, EEPROM_LED, &eeprom);
-       if (eeprom == 0xffff) {
-               rt2x00dev->led_mode = LED_MODE_DEFAULT;
 
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_LED_MODE, LED_MODE_DEFAULT);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_0, 1);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_1, 1);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_2, 1);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_3, 1);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_4, 1);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_ACT, 1);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_READY_BG, 1);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_READY_A, 1);
-       } else {
+       /*
+        * If the eeprom value is invalid,
+        * switch to default led mode.
+        */
+       if (eeprom == 0xffff)
+               rt2x00dev->led_mode = LED_MODE_DEFAULT;
+       else
                rt2x00dev->led_mode = rt2x00_get_field16(eeprom,
                        EEPROM_LED_LED_MODE);
 
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_LED_MODE, rt2x00dev->led_mode);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_0, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_0));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_1, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_1));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_2, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_2));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_3, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_3));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_4, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_4));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_ACT, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_ACT));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_READY_BG, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_RDY_G));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_READY_A, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_RDY_A));
-       }
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LED_MODE,
+               rt2x00dev->led_mode);
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_0,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_0));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_1,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_1));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_2,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_2));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_3,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_3));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_4,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_4));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_ACT,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_ACT));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_READY_BG,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_RDY_G));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_READY_A,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_RDY_A));
 
        /*
         * 10 - Detect if this device has an hardware controlled radio.
diff -rU3 wireless-dev-tuning/drivers/net/wireless/d80211/rt2x00/rt61pci.h 
wireless-dev-eeprom/drivers/net/wireless/d80211/rt2x00/rt61pci.h
--- wireless-dev-tuning/drivers/net/wireless/d80211/rt2x00/rt61pci.h    
2006-07-23 19:33:56.000000000 +0200
+++ wireless-dev-eeprom/drivers/net/wireless/d80211/rt2x00/rt61pci.h    
2006-07-23 23:21:39.000000000 +0200
@@ -57,9 +57,8 @@
 /*
  * PCI Configuration Header
  */
-#define PCI_CONFIG_HEADER              0x0000
-#define PCI_CONFIG_HEADER_VENDOR       FIELD32(0x0000ffff)
-#define PCI_CONFIG_HEADER_DEVICE       FIELD32(0xffff0000)
+#define PCI_CONFIG_HEADER_VENDOR       0x0000
+#define PCI_CONFIG_HEADER_DEVICE       0x0002
 
 /*
  * HOST_CMD_CSR: For HOST to interrupt embedded processor
diff -rU3 wireless-dev-tuning/drivers/net/wireless/d80211/rt2x00/rt73usb.c 
wireless-dev-eeprom/drivers/net/wireless/d80211/rt2x00/rt73usb.c
--- wireless-dev-tuning/drivers/net/wireless/d80211/rt2x00/rt73usb.c    
2006-07-23 23:04:31.000000000 +0200
+++ wireless-dev-eeprom/drivers/net/wireless/d80211/rt2x00/rt73usb.c    
2006-07-23 23:17:42.000000000 +0200
@@ -2475,6 +2475,8 @@
         * 7 - Read external LNA informations.
         */
        rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
+       if (eeprom == 0xffff)
+               eeprom = 0;
        if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA))
                SET_FLAG(rt2x00dev, CONFIG_EXTERNAL_LNA);
 
@@ -2482,58 +2484,36 @@
         * 8 - Store led settings, for correct led behaviour.
         */
        rt2x00_eeprom_read(rt2x00dev, EEPROM_LED, &eeprom);
+
+       /*
+        * If the eeprom value is invalid,
+        * switch to default led mode, and clear all bits.
+        */
        if (eeprom == 0xffff) {
                rt2x00dev->led_mode = LED_MODE_DEFAULT;
-
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_LED_MODE, LED_MODE_DEFAULT);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_0, 0);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_1, 0);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_2, 0);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_3, 0);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_4, 0);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_ACT, 0);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_READY_BG, 0);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_READY_A, 0);
-       } else {
+               eeprom = 0x0000;
+       } else
                rt2x00dev->led_mode = rt2x00_get_field16(eeprom,
                        EEPROM_LED_LED_MODE);
 
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_LED_MODE, rt2x00dev->led_mode);
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_0, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_0));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_1, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_1));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_2, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_2));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_3, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_3));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_GPIO_4, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_GPIO_4));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_ACT, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_ACT));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_READY_BG, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_RDY_G));
-               rt2x00_set_field16(&rt2x00dev->led_reg,
-                       MCU_LEDCS_POLARITY_READY_A, rt2x00_get_field16(eeprom,
-                       EEPROM_LED_POLARITY_RDY_A));
-       }
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LED_MODE,
+               rt2x00dev->led_mode);
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_0,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_0));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_1,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_1));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_2,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_2));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_3,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_3));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_4,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_4));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_ACT,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_ACT));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_READY_BG,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_RDY_G));
+       rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_READY_A,
+               rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_RDY_A));
 
        /*
         * 9 - Read BBP data from EEPROM and store in private structure.
-
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